<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        video{
            width: 400px;
            height: 300px;
        }
    </style>
</head>
<body>
    <video src="./video/video001.mp4" controls loop muted poster="./img/3.png"></video>
    <!-- 
        controls    控制栏
        loop        循环
        autoplay    自动播放
        muted       静音
        poster=""   属性海报
     -->
</body>
</html>